The ALTAIR 4 is a reliable multi-gas detector that measures O2, H2S, CO and combustible gas. Besides being one of the most compact multi-gas detectors available, it has an extremly durable rubberized housing and is very easy to use.

The ALTAIR 4 is available with the option of MotionAlert – a unique feature in the world of portable gas detection. The detector’ s alarm is triggered if the user remains motionless, alerting those nearby. The InstantAlert alarm allows the user to manually activate the detector’ s alarm system. It is a standard feature across the ALTAIR 4 range.